Upper Midwest Environmental Sciences Center

La Grange Pool - SAS Output
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Fish Reports

tree 2001 Report

Table 6.6

Mean catch-per-unit-effort and (standard error) for fish collected by fyke netting in La Grange Pool of the Illinois River using stratified random sampling during 2001. The statistics under ALL pertain to unbiased means over all strata sampled by this gear (as indicated by nonmissing entries below and by Table 2.6). See Methods for definitions of catch-per-unit-effort and standard error. Scientific names for the species listed can be found in Table 1.

 

Common name ALL BWCS
Spotted gar
0.03
0.03
 
(0.03)
(0.03)
Shortnose gar
2.33
2.33
 
(0.65)
(0.65)
Bowfin
0.73
0.73
 
(0.31)
(0.31)
Skipjack herring
0.04
0.04
 
(0.04)
(0.04)
Gizzard shad
10.53
10.53
 
(6.95)
(6.98)
Threadfin shad
0.03
0.03
 
(0.03)
(0.03)
Goldfish
0.07
0.07
 
(0.05)
(0.05)
Grass carp
0.13
0.13
 
(0.10)
(0.10)
Common carp
3.91
3.91
 
(0.80)
(0.81)
Bighead carp
3.50
3.50
 
(2.15)
(2.16)
River carpsucker
0.96
0.96
 
(0.26)
(0.26)
Quillback
0.03
0.03
 
(0.03)
(0.03)
Smallmouth buffalo
1.74
1.74
 
(0.51)
(0.51)
Bigmouth buffalo
0.49
0.49
 
(0.31)
(0.31)
Black buffalo
0.06
0.06
 
(0.04)
(0.04)
Silver redhorse
0.03
0.03
 
(0.03)
(0.03)
Golden redhorse
0.03
0.03
 
(0.03)
(0.03)
Shorthead redhorse
0.69
0.69
 
(0.31)
(0.31)
Black bullhead
0.16
0.16
 
(0.09)
(0.09)
Yellow bullhead
0.33
0.33
 
(0.16)
(0.17)
Brown bullhead
0.37
0.37
 
(0.15)
(0.16)
Channel catfish
0.10
0.10
 
(0.06)
(0.06)
Flathead catfish
0.03
0.03
 
(0.03)
(0.03)
White perch
0.23
0.23
 
(0.13)
(0.14)
White bass
2.95
2.95
 
(0.88)
(0.89)
Yellow bass
2.62
2.62
 
(1.38)
(1.39)
Orangespotted sunfish
0.16
0.16
 
(0.11)
(0.11)
Bluegill
12.78
12.78
 
(4.93)
(4.95)
Green x bluegill sunfish
0.03
0.03
 
(0.03)
(0.03)
Largemouth bass
0.40
0.40
 
(0.11)
(0.11)
White crappie
1.34
1.34
 
(0.35)
(0.36)
Black crappie
6.65
6.65
 
(3.06)
(3.07)
Sauger
0.03
0.03
 
(0.03)
(0.03)
Freshwater drum
3.39
3.39
 
(1.11)
(1.11)

Sampling stratum:
BWCS - Backwater, contiguous, shoreline

August 26, 2004


Page Last Modified: April 17, 2018